Problem Display
PID: 19719 (rkN5/2R5/p1p1N1P1/pb1nK3/P3Q3/8/8/8 w - - 0 1)

Pierce, James

Huddersfield College Magazine, 1874

rkN5/2R5/p1p1N1P1/pb1nK3/P3Q3/8/8/8

#4

7 + 7


SOLUTION


  • COOKED
  • Keys
    • 1.Qxd5!
      • threat
        • 2.Sd6
          • threat
            • 3.Rb7#
          • 2...Ra7
            • 3.Rc8#
        • 2.Qc5
          • threat
            • 3.Qb6#
          • 2...Ra7
            • 3.Qxa7#
        • 2.Qd8
          • threat
            • 3.Sb6#
            • 3.Sd6#
            • 3.Sa7#
            • 3.Se7#
      • 1...cxd5
        • 2.Sd6
          • threat
            • 3.Rb7#
          • 2...Bc6
            • 3.Kd4
              • 3...Bxa4
                • 4.Rb7#
              • 3...Ra7
                • 4.Rc8#
              • 3...Bb7
                • 4.Rxb7#
              • 3...Bb5
                • 4.Rb7#
              • 3...Bd7
                • 4.Rb7#
              • 3...Be8
                • 4.Rb7#
      • 1...Ra7
        • 2.Qd8
          • threat
            • 3.Sb6#
            • 3.Sd6#
            • 3.Sxa7#
            • 3.Se7#
          • 2...Rxc7
            • 3.Qxc7+
              • 3...Ka8
                • 4.Sb6#
                • 4.Qa7#
          • 2...Rb7
            • 3.Sd6+
              • 3...Ka7
                • 4.Rxb7#
    • 1.Qd4!
      • threat
        • 2.Sd6
          • threat
            • 3.Rb7#
            • 3.Rc8#
          • 2...Sxc7
            • 3.Qb6#
      • 1...c5
        • 2.Qxd5
          • threat
            • 3.Qb7#
          • 2...Ra7
            • 3.Sxa7
              • threat
                • 4.Qb7#
                • 4.Qd8#
            • 3.Sb6
              • threat
                • 4.Rc8#
                • 4.Qd8#
              • 3...Rxc7
                • 4.Qa8#
              • 3...Rb7
                • 4.Rxb7#
                • 4.Qxb7#
              • 3...Bd7
                • 4.Sxd7#
          • 2...Bc6
            • 3.Sb6
              • threat
                • 4.Qd8#
              • 3...Bxd5
                • 4.Sd7#
              • 3...Bb7
                • 4.Rxb7#
                • 4.Qxb7#
              • 3...Bd7
                • 4.Sxd7#
                • 4.Rb7#
                • 4.Qb7#
                • 4.Qxa8#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).